China GMP Factory Direct Supply 99% Purity USP Grade Alpha Arbutin Powder CAS: 84380-01-8, Find details about China Alpha Arbutin, Alpha Arbutin Powder from China GMP Factory Direct Supply 99% Purity USP Grade Alpha Arbutin Powder CAS: 84380-01-8
Product Name | Alpha - arbutin | Beta - arbutin |
Inci name | alpha arbutin | arbutin |
Chemical name | 4-hydroquinon-α-d-glucopyranoside | p-hydroxybenzene-β - d-glucopyranoside |
CAS No. | 84380-01-8 | 497-76-7 |
EINECS No | 440-470-8 | 207-850-3 |
Melting point | 198-201oc | 198-201oc |
Optical rotation | (a) 20d = + 174.0 - + 186.0 | (a) 20d = - 66 - + 2 |
Product Difference | The amount of β - arbutin added in cosmetics is about 3% , the whitening effect of α - arbutin is more than 10 times that of β - arbutin. α - arbutin is safer than β - arbutin. Compared with β - arbutin, α - arbutin is more stable and not easy to change color and degrade. | |
Production Method | β - arbutin can be prepared by plant extraction, plant cell culture and chemical methods. However, α - arbutin can only be reacted by microbial enzymes, allowing glucose molecules and hydroquinon molecules to combine to form single α - arbutin. Welgreen α - arbutin adopts the international leading enzyme method, with high purity, good stability, safety and reliability. |
α-Arbutin is a natural active substance derived from green plants. It's a skin decolorizing component that has three characteristics: "green plant source", "safe and reliable" and "high-efficiency discoloration". It is the one of the safest and most effective whitening raw material of today, and it is the ideal skin whitening and anti-freckle active agent in the 21st century.
1. It can quickly penetrate into the skin without affecting cell proliferation. At the same time, it can effectively inhibit the activity of tyrosinase in the skin, block the formation of melanin, and directly combine with tyrosinase to accelerate the decomposition and excretion of melanin, thereby reducing skin pigmentation, eliminating pigmentation and freckles
2. It does not produce toxic, irritating, sensitizing and other side effects on melanocytes, as well as bactericidal and anti-inflammatory effects.
1. It can be used in high-end cosmetics, be formulated into skin cream, anti-freckle cream, top-level pearl cream, etc..
2. It's a raw material of medicines to treat burning and scalding.
3. Raw materials of intestinal anti-inflammatory drugs.
Property | Specification |
Character | White fine power or crystals |
Assay(HPLC) | Min 99.5% |
Melting point | 202-206(±0.5)°C |
Specific optical rotation | [a]D20= + 174.0°- +186.0° |
Solubility | Soluble in water,alcohol |
Transparency in water | Transparent colorless no suspended |
PH(1% water solution) | 5.0-7.0 |
Loss on drying | Max. 0.5% |
Sulphated ash | Max.0.5 |
Heavy metals | Max. 10PPM |
Arsenic | Max. 1PPM |
Plumbum | Max. 2PPM |
Total plate count | Max. 1000cfu/g |
Yeast & mold | Max. 100cfu/g |
Escherichia coli | Negative |
Staphylococcus aureus | Negative |
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